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Cisco IOS 11.x and 12.0 through 12.2 allows remote attackers to cause a denial of service (traffic block) by sending a particular sequence of IPv4 packets to an interface on the device, causing the input queue on that interface to be marked as full.
August 18, 2003
April 16, 2026
See which npm, PyPI, Go, and Maven packages are affected by CVE-2003-0567
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.